Dell POWEREDGE 2950 Hardware Owner's Manual page 31

Table 1-7. System Messages (continued)
Message
Memory address line
failure at address , read
value expecting value
Memory double word logic
failure at address , read
value expecting value
Memory odd/even logic
failure at address, read
value expecting value
Memory write/read failure
at address , read value
expecting value
Memory tests terminated by
keystroke.
No boot device available
No boot sector on hard
drive
No timer tick interrupt
Northbound merge error -
The following DIMM has
been disabled by BIOS:
DIMM x
Not a boot diskette
Causes
Faulty or improperly installed memory
modules.
POST memory test terminated by
pressing the spacebar.
Faulty or missing optical/diskette
drive subsystem, hard drive, or hard-
drive subsystem, or no boot disk in
drive A.
Incorrect configuration settings in
System Setup program, or no
operating system on hard drive.
Faulty system board.
The specified DIMM was unable to
establish a successful data link with
the memory controller.
No operating system on diskette.
Corrective Actions
See "Troubleshooting System Memory"
on page 120.
Information only.
Use a bootable diskette, CD, or hard
drive. If the problem persists, see
"Troubleshooting a Diskette Drive" on
page 121, "Troubleshooting an Optical
Drive" on page 123, and
"Troubleshooting a Hard Drive" on
page 124. See "Using the System Setup
Program" on page 37 for information on
setting the order of boot devices.
Check the hard-drive configuration
settings in the System Setup program.
See "Using the System Setup Program"
on page 37. If necessary, install the
operating system on your hard drive. See
your operating system documentation.
See ""Getting Help" on page 147."
See "Troubleshooting System Memory"
on page 120.
Use a bootable diskette.
About Your System
31